{T}: Add {C}{C}. Ancient Tomb deals 2 damage to you.
{2}
Arcane Signet
Artifact
{T}: Add one mana of any color in your commander's color identity.
--
Arid Mesa
Land
{T}, Pay 1 life, Sacrifice Arid Mesa: Search your library for a Mountain or Plains card, put it onto the battlefield, then shuffle.
--
Badlands
Land - Swamp Mountain
({T}: Add {B} or {R}.)
{2}{R}
Barrage of Boulders
Sorcery
Barrage of Boulders deals 1 damage to each creature you don't control.
Ferocious -- If you control a creature with power 4 or greater, creatures can't block this turn.
{R}
Blazing Volley
Sorcery
Blazing Volley deals 1 damage to each creature your opponents control.
--
Blood Crypt
Land - Swamp Mountain
({T}: Add {B} or {R}.)
As Blood Crypt enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.
--
Bloodstained Mire
Land
{T}, Pay 1 life, Sacrifice Bloodstained Mire: Search your library for a Swamp or Mountain card, put it onto the battlefield, then shuffle.
{1}{R}
Boiling Earth
Sorcery
Boiling Earth deals 1 damage to each creature your opponents control.
Awaken 4--{6}{R} (If you cast this spell for {6}{R}, also put four +1/+1 counters on target land you control and it becomes a 0/0 Elemental creature with haste. It's still a land.)
--
Bojuka Bog
Land
Bojuka Bog enters the battlefield tapped.
When Bojuka Bog enters the battlefield, exile target player's graveyard.
{T}: Add {B}.
--
Cabal Coffers
Land
{2}, {T}: Add {B} for each Swamp you control.
{1}{B}
Cabal Ritual
Instant
Add {B}{B}{B}.
Threshold -- Add {B}{B}{B}{B}{B} instead if seven or more cards are in your graveyard.
{3}
Caltrops
Artifact
Whenever a creature attacks, Caltrops deals 1 damage to it.
{3}{R}{R}
Chandra's Ignition
Sorcery
Target creature you control deals damage equal to its power to each other creature and each opponent.
{5}{R}{R}
Chaos Maw
Creature - Hellion
When Chaos Maw enters the battlefield, it deals 3 damage to each other creature.
6 /
6
{2}{R}
Chaos Warp
Instant
The owner of target permanent shuffles it into their library, then reveals the top card of their library. If it's a permanent card, they put it onto the battlefield.
{1}{R}
Circle of Flame
Enchantment
Whenever a creature without flying attacks you or a planeswalker you control, Circle of Flame deals 1 damage to that creature.
--
Command Beacon
Land
{T}: Add {C}.
{T}, Sacrifice Command Beacon: Put your commander into your hand from the command zone.
--
Command Tower
Land
{T}: Add one mana of any color in your commander's color identity.
{3}{R}
Cosmotronic Wave
Sorcery
Cosmotronic Wave deals 1 damage to each creature your opponents control. Creatures your opponents control can't block this turn.
{2}{B}
Crypt Rats
Creature - Rat
{X}: Crypt Rats deals X damage to each creature and each player. Spend only black mana on X.
1 /
1
{3}{R}
Dagger Caster
Creature - Viashino Rogue
When Dagger Caster enters the battlefield, it deals 1 damage to each opponent and 1 damage to each creature your opponents control.
2 /
3
{B}
Dark Ritual
Instant
Add {B}{B}{B}.
{1}{B}
Demonic Tutor
Sorcery
Search your library for a card, put that card into your hand, then shuffle.
{1}{R}
Desperate Ritual
Instant - Arcane
Add {R}{R}{R}.
Splice onto Arcane {1}{R} (As you cast an Arcane spell, you may reveal this card from your hand and pay its splice cost. If you do, add this card's effects to that spell.)
{1}{R}
Dockside Extortionist
Creature - Goblin Pirate
When Dockside Extortionist enters the battlefield, create X Treasure tokens, where X is the number of artifacts and enchantments your opponents control. (Treasure tokens are artifacts with "{T}, Sacrifice this artifact: Add one mana of any color.")
1 /
2
--
Dragonskull Summit
Land
Dragonskull Summit enters the battlefield tapped unless you control a Swamp or a Mountain.
{T}: Add {B} or {R}.
{1}{B}
Dry Spell
Sorcery
Dry Spell deals 1 damage to each creature and each player.
{X}{R}
Earthquake
Sorcery
Earthquake deals X damage to each creature without flying and each player.
{R}
Electrickery
Instant
Electrickery deals 1 damage to target creature you don't control.
Overload {1}{R} (You may cast this spell for its overload cost. If you do, change its text by replacing all instances of "target" with "each.")
{1}{R}
Electrostatic Field
Creature - Wall
Defender
Whenever you cast an instant or sorcery spell, Electrostatic Field deals 1 damage to each opponent.
0 /
4
--
Fabled Passage
Land
{T}, Sacrifice Fabled Passage: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle. Then if you control four or more lands, untap that land.
{2}{R}
Flame Sweep
Instant
Flame Sweep deals 2 damage to each creature except for creatures you control with flying.
{1}{R}
Fling
Instant
As an additional cost to cast this spell, sacrifice a creature.
Fling deals damage equal to the sacrificed creature's power to any target.
--
Foreboding Ruins
Land
As Foreboding Ruins enters the battlefield, you may reveal a Swamp or Mountain card from your hand. If you don't, Foreboding Ruins enters the battlefield tapped.
{T}: Add {B} or {R}.
{1}{B}
Go for the Throat
Instant
Destroy target nonartifact creature.
{R}{R}{R}
Goblin Chainwhirler
Creature - Goblin Warrior
First strike
When Goblin Chainwhirler enters the battlefield, it deals 1 damage to each opponent and each creature and planeswalker they control.
3 /
3
--
Graven Cairns
Land
{T}: Add {C}.
{B/R}, {T}: Add {B}{B}, {B}{R}, or {R}{R}.
{1}{B}{B}
Grim Tutor
Sorcery
Search your library for a card, put that card into your hand, then shuffle. You lose 3 life.
{4}
Hedron Archive
Artifact
{T}: Add {C}{C}.
{2}, {T}, Sacrifice Hedron Archive: Draw two cards.
{B}
Imperial Seal
Sorcery
Search your library for a card, then shuffle and put that card on top. You lose 2 life.
{2}
Jet Medallion
Artifact
Black spells you cast cost {1} less to cast.
{5}{B}{B}
Kazarov, Sengir Pureblood
Legendary Creature - Vampire
Flying
Whenever a creature an opponent controls is dealt damage, put a +1/+1 counter on Kazarov, Sengir Pureblood.
{3}{R}: Kazarov deals 2 damage to target creature.
4 /
4
{2}
Lightning Greaves
Artifact - Equipment
Equipped creature has haste and shroud. (It can't be the target of spells or abilities.)
Equip {0}
--
Luxury Suite
Land
Luxury Suite enters the battlefield tapped unless you have two or more opponents.
{T}: Add {B} or {R}.
{5}{R}{R}
Magma Giant
Creature - Giant
When Magma Giant enters the battlefield, it deals 2 damage to each creature and each player.
5 /
5
{X}{R}{R}
Magmaquake
Instant
Magmaquake deals X damage to each creature without flying and each planeswalker.
{0}
Mana Crypt
Artifact
At the beginning of your upkeep, flip a coin. If you lose the flip, Mana Crypt deals 3 damage to you.
{T}: Add {C}{C}.
{3}{R}{R}
Mana Geyser
Sorcery
Add {R} for each tapped land your opponents control.
--
Marsh Flats
Land
{T}, Pay 1 life, Sacrifice Marsh Flats: Search your library for a Plains or Swamp card, put it onto the battlefield, then shuffle.
{R}
Martyr of Ashes
Creature - Human Shaman
{2}, Reveal X red cards from your hand, Sacrifice Martyr of Ashes: Martyr of Ashes deals X damage to each creature without flying.
1 /
1
{2}
Mind Stone
Artifact
{T}: Add {C}.
{1}, {T}, Sacrifice Mind Stone: Draw a card.
{1}{R}
Mizzium Mortars
Sorcery
Mizzium Mortars deals 4 damage to target creature you don't control.
Overload {3}{R}{R}{R} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")
{3}{R}
Mizzix's Mastery
Sorcery
Exile target card that's an instant or sorcery from your graveyard. For each card exiled this way, copy it, and you may cast the copy without paying its mana cost. Exile Mizzix's Mastery.
Overload {5}{R}{R}{R} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
{3}{R}
Needletooth Raptor
Creature - Dinosaur
Enrage -- Whenever Needletooth Raptor is dealt damage, it deals 5 damage to target creature an opponent controls.
2 /
2
{1}{B}
Netherborn Altar
Artifact
{T}, Put a soul counter on Netherborn Altar: Put your commander into your hand from the command zone. Then you lose 3 life for each soul counter on Netherborn Altar.
{2}{B}{B}
Pestilence
Enchantment
At the beginning of the end step, if no creatures are on the battlefield, sacrifice Pestilence.
{B}: Pestilence deals 1 damage to each creature and each player.
{5}{B}{B}{B}
Pestilence Demon
Creature - Demon
Flying
{B}: Pestilence Demon deals 1 damage to each creature and each player.
7 /
6
{2}{B}
Pestilent Spirit
Creature - Spirit
Menace, deathtouch
Instant and sorcery spells you control have deathtouch. (Any amount of damage they deal to a creature is enough to destroy it.)
3 /
2
{2}{B}
Plague Spitter
Creature - Phyrexian Horror
At the beginning of your upkeep, Plague Spitter deals 1 damage to each creature and each player.
When Plague Spitter dies, Plague Spitter deals 1 damage to each creature and each player.
2 /
2
--
Polluted Delta
Land
{T}, Pay 1 life, Sacrifice Polluted Delta: Search your library for an Island or Swamp card, put it onto the battlefield, then shuffle.
--
Prismatic Vista
Land
{T}, Pay 1 life, Sacrifice Prismatic Vista: Search your library for a basic land card, put it onto the battlefield, then shuffle.
{1}{R}
Pyretic Ritual
Instant
Add {R}{R}{R}.
{2}{R}{R}
Pyrohemia
Enchantment
At the beginning of the end step, if no creatures are on the battlefield, sacrifice Pyrohemia.
{R}: Pyrohemia deals 1 damage to each creature and each player.
{1}{R}
Rain of Embers
Sorcery
Rain of Embers deals 1 damage to each creature and each player.
{2}
Rakdos Signet
Artifact
{1}, {T}: Add {B}{R}.
{X}{R}
Rolling Earthquake
Sorcery
Rolling Earthquake deals X damage to each creature without horsemanship and each player.
--
Scalding Tarn
Land
{T}, Pay 1 life, Sacrifice Scalding Tarn: Search your library for an Island or Mountain card, put it onto the battlefield, then shuffle.
{1}{R}
Scouring Sands
Sorcery
Scouring Sands deals 1 damage to each creature your opponents control. Scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)
{2}{R}
Seething Song
Instant
Add {R}{R}{R}{R}{R}.
--
Shadowblood Ridge
Land
{1}, {T}: Add {B}{R}.
{2}{R}
Shake the Foundations
Instant
Shake the Foundations deals 1 damage to each creature without flying.
Draw a card.
{5}{R}{R}
Silverclad Ferocidons
Creature - Dinosaur
Enrage -- Whenever Silverclad Ferocidons is dealt damage, each opponent sacrifices a permanent.
8 /
5
--
Smoldering Marsh
Land - Swamp Mountain
({T}: Add {B} or {R}.)
Smoldering Marsh enters the battlefield tapped unless you control two or more basic lands.
{1}
Sol Ring
Artifact
{T}: Add {C}{C}.
{4}
Solemn Simulacrum
Artifact Creature - Golem
When Solemn Simulacrum enters the battlefield, you may search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.
When Solemn Simulacrum dies, you may draw a card.
2 /
2
{2}{R}
Soul's Fire
Instant
Target creature you control deals damage equal to its power to any target.
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Tainted Peak
Land
{T}: Add {C}.
{T}: Add {B} or {R}. Activate only if you control a Swamp.
{2}
Talisman of Indulgence
Artifact
{T}: Add {C}.
{T}: Add {B} or {R}. Talisman of Indulgence deals 1 damage to you.
{B}{R}
Terminate
Instant
Destroy target creature. It can't be regenerated.
{2}{R}
The First Eruption
Enchantment - Saga
(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)
I -- The First Eruption deals 1 damage to each creature without flying.
II -- Add {R}{R}.
III -- Sacrifice a Mountain. If you do, The First Eruption deals 3 damage to each creature.
{3}{B}{B}
Thrashing Wumpus
Creature - Beast
{B}: Thrashing Wumpus deals 1 damage to each creature and each player.
3 /
3
{R}
Thud
Sorcery
As an additional cost to cast this spell, sacrifice a creature.
Thud deals damage equal to the sacrificed creature's power to any target.
{R}
Tremor
Sorcery
Tremor deals 1 damage to each creature without flying.
--
Urborg, Tomb of Yawgmoth
Legendary Land
Each land is a Swamp in addition to its other land types.
{B}
Vampiric Tutor
Instant
Search your library for a card, then shuffle and put that card on top. You lose 2 life.
{R}
Vandalblast
Sorcery
Destroy target artifact you don't control.
Overload {4}{R} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")
--
Verdant Catacombs
Land
{T}, Pay 1 life, Sacrifice Verdant Catacombs: Search your library for a Swamp or Forest card, put it onto the battlefield, then shuffle.
--
Wooded Foothills
Land
{T}, Pay 1 life, Sacrifice Wooded Foothills: Search your library for a Mountain or Forest card, put it onto the battlefield, then shuffle.